Binding machine



FIG. 1 is a perspective view of a binding machine according to our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken lines shown in FIGS. 2 through 6 represent environment only and form no part of the claimed design.

The bottom plan view is plain and unornamented. 

The ornamental design for a binding machine, as shown and described. 